A human ancestor can be fossil.Logical formLearned from5 sentences. Some groups may share a common ancestor.Logical formLearned from5 sentences. Names may pertain-to ancestors.Logical formLearned from5 sentences. A pain may pertain-to ancestors.Logical formLearned from5 sentences. A species can be an ancestor.Logical formLearned from5 sentences. Ancestors may settle in a us-state.Logical formLearned from5 sentences. A method may return a (root ancestor).Logical formLearned from5 sentences. Origins may pertain-to ancestors.Logical formLearned from5 sentences. Ancestors may be distinguished.Logical formLearned from5 sentences. Ancestors may be knowned.Logical formLearned from5 sentences. An ancestor can be medieval.Logical formLearned from5 sentences. (Family ancestors) may pertain-to a female.Logical formLearned from5 sentences. Ancestors may pertain-to human species.Logical formLearned from5 sentences. Legends may pertain-to ancestors.Logical formLearned from5 sentences. Ancestors may pertain-to horses.Logical formLearned from5 sentences.